A mob fought pitched battles with the police and resorted to arson and vandalism in Uttar Pradesh's Azamgarh district on Friday after a school student was mowed down by a private bus, the police said.

A mob fought pitched battles with the police and resorted to arson and vandalism in Uttar Pradesh's Azamgarh district on Friday after a school student was mowed down by a private bus, the police said.

Vipin Kumar, 14, was crushed to death by the speeding bus in Aaho Patti area while going to school.

"Agitated over the accident, locals in large numbers indulged in heavy brick batting, torched the private bus and damaged some private vehicles," Superintendent of Police (City) Ashok Kumar told reporters in Azamgarh, some 300 km from Lucknow.

Police are yet to trace the bus driver, who managed to escape soon after the accident.

"Though the situation is under control, it's still tense. Security at the accident site and nearby areas has been beefed up to avert fresh violence," added Kumar.